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Fix Windows Defender Sync Not Working on Mac - Resolve PowerShell 504 Gateway Timeout on Windows Server-Clearing Windows Security Cache: Troubleshooting Guide

Updated 2026-06-13 21:33:05macos-help
Fix Windows Defender Sync Not Working on Mac - Resolve PowerShell 504 Gateway Timeout on Windows Server-Clearing Windows Security Cache: Troubleshooting Guide
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.